3648366373 has 4 divisors (see below), whose sum is σ = 3774172140. Its totient is φ = 3522560608.

The previous prime is 3648366361. The next prime is 3648366401. The reversal of 3648366373 is 3736638463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1170118849 + 2478247524 = 34207^2 + 49782^2 .

It is a cyclic number.

It is not a de Polignac number, because 3648366373 - 2⁵ = 3648366341 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648366313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62902840 + ... + 62902897.

It is an arithmetic number, because the mean of its divisors is an integer number (943543035).

Almost surely, 2^3648366373 is an apocalyptic number.

It is an amenable number.

3648366373 is a deficient number, since it is larger than the sum of its proper divisors (125805767).

3648366373 is a wasteful number, since it uses less digits than its factorization.

3648366373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125805766.

The product of its digits is 3919104, while the sum is 49.

The square root of 3648366373 is about 60401.7083616018. The cubic root of 3648366373 is about 1539.4519853947.

The spelling of 3648366373 in words is "three billion, six hundred forty-eight million, three hundred sixty-six thousand, three hundred seventy-three".